1778778873

素因数分解:

$3^4\times {\mathrm{47}}^1\times {\mathrm{467239}}^1$

素因数の和:467298

約数の個数: 20

約数和(自身を含む): 2713729920

約数和(自身を除く): 934951047

約数列:

[1, 3, 9, 27, 47, 81, 141, 423, 1269, 3807, 467239, 1401717, 4205151, 12615453, 21960233, 37846359, 65880699, 197642097, 592926291, 1778778873]

約数ペア:

[(1, 1778778873), (3, 592926291), (9, 197642097), (27, 65880699), (47, 37846359), (81, 21960233), (141, 12615453), (423, 4205151), (1269, 1401717), (3807, 467239)]